package com.promote.day01;

/**
 * @ClassName LotteryArray
 * Description
 * @Author lizihao
 * Date 2021/3/14 16:22
 * @Version 1.0
 **/
public class LotteryArray {

    public static void main(String[] args) {

        final int NMAX = 12;
        int[][] odds = new int[NMAX + 1][];
        for (int n = 0; n <=NMAX ; n++)
            odds[n]= new int[n + 1];
        for (int n = 0; n < odds.length; n++)
            for (int k = 0; k < odds[n].length; k++) {
                int lotteryOdds = 1;
                for (int i = 1; i <= k; i++)
                    lotteryOdds =  lotteryOdds * (n-i+1)/ i;
                odds[n][k] = lotteryOdds;
            }
        for (int[] row : odds) {
            for (int odd : row) {
                System.out.printf("%4d",odd);
            }
            System.out.println();
        }
    }
}
